Chemistry: natural resins or derivatives; peptides or proteins; – Proteins – i.e. – more than 100 amino acid residues – Scleroproteins – e.g. – fibroin – elastin – silk – etc.
Reexamination Certificate
2011-04-26
2011-04-26
Noakes, Suzanne M. (Department: 1656)
Chemistry: natural resins or derivatives; peptides or proteins;
Proteins, i.e., more than 100 amino acid residues
Scleroproteins, e.g., fibroin, elastin, silk, etc.
Reexamination Certificate
active
07932354
ABSTRACT:
The invention relates to a process for the production of a collagen implant for wound covering, in which a suspension comprising a telopeptide-containing collagen is produced and a phosphate buffer is added. An areal structure is produced by drying the collagen-containing mixture produced.
REFERENCES:
patent: 3949073 (1976-04-01), Daniels et al.
patent: 4795467 (1989-01-01), Piez et al.
patent: 7064187 (2006-06-01), Stone
Dingeldein Elvira
Heimann Lydia
Schubert Ellen
Voges Michael
aap Biomaterials GmbH
DeMont & Breyer LLC
Noakes Suzanne M.
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